542164403 has 4 divisors (see below), whose sum is σ = 591452088. Its totient is φ = 492876720.

The previous prime is 542164379. The next prime is 542164451. The reversal of 542164403 is 304461245.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542164403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542164453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24643826 + ... + 24643847.

It is an arithmetic number, because the mean of its divisors is an integer number (147863022).

Almost surely, 2^542164403 is an apocalyptic number.

542164403 is a deficient number, since it is larger than the sum of its proper divisors (49287685).

542164403 is a wasteful number, since it uses less digits than its factorization.

542164403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49287684.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 542164403 is about 23284.4240426943. The cubic root of 542164403 is about 815.4118149116.

The spelling of 542164403 in words is "five hundred forty-two million, one hundred sixty-four thousand, four hundred three".